{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machanical property", "material", "biomedical", "application", "concept or principle", "manufacturing process"], "input": "This method can be called densification FGMThe directionality , magnitude and density concentration of the material substance in a monolithic anisotropic composite structure contributes to functional deviations such as stiffness and elasticity ."}
{"machanical property": ["monolithic", "elasticity"], "material": ["be", "material", "anisotropic composite", "as"], "biomedical": [], "application": [], "concept or principle": [], "manufacturing process": ["densification"]}